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Welcome to the Sustainability Lesson Clearinghouse

Here, you can find free sustainability lessons to use in your class and upload your own lessons to share. Be sure to rate the lessons you use and leave comments for your colleagues!

All of GEF's lessons and programs are offered at no cost.  Become a member to support GEF and enjoy member only benefits! 
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Sustainability Lesson Clearinghouse

Grades 3-5 Math

A Day in the Life of a Drop
Lesson Type:
  • Discussion
  • Lecture
  • Project
Sustainability Topic:
  • Water
GEF Program Category:
  • Sustainable Water Challenge
Air, Air--It's Everywhere!
Lesson Type:
  • Other
Sustainability Topic:
  • Other
Build an Indoor Compost Bin
Lesson Type:
  • Project
Sustainability Topic:
  • Gardening
  • Waste Reduction
GEF Program Category:
  • Waste Reduction Challenge
  • Green Thumb Challenge
Buying in Bulk
Lesson Type:
  • Other
Sustainability Topic:
  • Waste Reduction
Emissions and the EPA
Lesson Type:
  • Discussion
  • Other
Sustainability Topic:
  • Climate Change
GEF Program Category:
  • I Ride Green
Energy Carnival
Lesson Type:
  • Group Work
  • Project
  • Other
Sustainability Topic:
  • Energy
GEF Program Category:
  • Green Energy Challenge
Energy Efficiency - Choosing the Best Light Bulb for the Environment
Lesson Type:
  • Other
Sustainability Topic:
  • Energy
  • Waste Reduction
GEF Program Category:
  • Waste Reduction Challenge
  • Green Energy Challenge
Exploring Energy
Lesson Type:
  • Discussion
  • Group Work
  • Project
Sustainability Topic:
  • Climate Change
  • Energy
GEF Program Category:
  • Green Energy Challenge
  • I Ride Green
Fix a Leak Week Lessons
Lesson Type:
  • Discussion
  • Experiment
  • Project
Sustainability Topic:
  • Water
GEF Program Category:
  • Sustainable Water Challenge
Gardening: A Math Adventure
Lesson Type:
  • Group Work
  • Other
Sustainability Topic:
  • Gardening
Grade 3: Reduce Your Trash
Lesson Type:
  • Other
Sustainability Topic:
  • Waste Reduction
GEF Program Category:
  • Waste Reduction Challenge
Home Water Audit
Lesson Type:
  • Audit
Sustainability Topic:
  • Water
GEF Program Category:
  • Sustainable Water Challenge
Intro to Transportation & the Environment
Lesson Type:
  • Discussion
  • Other
Sustainability Topic:
  • Climate Change
  • Other
GEF Program Category:
  • I Ride Green
Make a Sundial
Lesson Type:
  • Project
Sustainability Topic:
  • Energy
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The Sustainability Lesson Clearinghouse is brought to you in partnership with

Center for Green Schools